Bellemule, who marked their debut with their first live performance and powerful dance performance at "Cue! You! In! -D4DJ vs Denonbu-" held at Zepp DiverCity (TOKYO) on April 22, 2023, releases their long-awaited first mini album. It contains six songs in total, including their first single "NDA", which expresses their "true strength" with an edgy sound based on K-POP and girl crush, and their third single "Coco Chanel", which ranked fourth on the iTunes Store US Anime Top Songs chart and first on the Australia Anime Top Songs chart.